Nonstop flight route between Port Alexander, Alaska, United States and Romulus (near Detroit), Michigan, United States:
Departure Airport:
 
    Arrival Airport:
 
    Distance from PTD to DTW:
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- About this route
- PTD Airport Information
- DTW Airport Information
- Facts about PTD
- Facts about DTW
- Map of Nearest Airports to PTD
- List of Nearest Airports to PTD
- Map of Furthest Airports from PTD
- List of Furthest Airports from PTD
- Map of Nearest Airports to DTW
- List of Nearest Airports to DTW
- Map of Furthest Airports from DTW
- List of Furthest Airports from DTW
About this route:
A direct, nonstop flight between Port Alexander Seaplane Base (PTD), Port Alexander, Alaska, United States and Detroit Metropolitan Wayne County Airport (DTW), Romulus (near Detroit), Michigan, United States would travel a Great Circle distance of 2,440 miles (or 3,927 kilometers).
A Great Circle is the shortest distance between 2 points on a sphere. Because most world maps are flat (but the Earth is round), the route of the shortest distance between 2 points on the Earth will often appear curved when viewed on a flat map, especially for long distances. If you were to simply draw a straight line on a flat map and measure a very long distance, it would likely be much further than if you were to lay a string between those two points on a globe. Because of the relatively short distance between Port Alexander Seaplane Base and Detroit Metropolitan Wayne County Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
| IATA / ICAO Codes: | PTD / PAAP | 
| Airport Names: | 
 | 
| Location: | Port Alexander, Alaska, United States | 
| GPS Coordinates: | 56°14'48"N by 134°38'53"W | 
| Area Served: | Port Alexander, Alaska | 
| Operator/Owner: | Alaska DOT&PF - Southeast Region | 
| Airport Type: | Public | 
| Elevation: | 0 feet (0 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from PTD | 
| More Information: | PTD Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | DTW / KDTW | 
| Airport Name: | Detroit Metropolitan Wayne County Airport | 
| Location: | Romulus (near Detroit), Michigan, United States | 
| GPS Coordinates: | 42°12'44"N by 83°21'11"W | 
| Area Served: | Detroit, Michigan | 
| Operator/Owner: | Wayne County, Michigan | 
| Airport Type: | Public | 
| Elevation: | 645 feet (197 meters) | 
| # of Runways: | 6 | 
| View all routes: | Routes from DTW | 
| More Information: | DTW Maps & Info | 
Facts about Port Alexander Seaplane Base (PTD):
- In addition to being known as "Port Alexander Seaplane Base", another name for PTD is "AHP".
- Because of Port Alexander Seaplane Base's relatively low elevation of 0 feet, planes can take off or land at Port Alexander Seaplane Base at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- Port Alexander Seaplane Base is a state owned, public use seaplane base located in Port Alexander, a city at the southeastern corner of Baranof Island in the Petersburg Census Area of the U.S.
- The closest airport to Port Alexander Seaplane Base (PTD) is Point Baker Seaplane Base (KPB), which is located 40 miles (64 kilometers) E of PTD.
- Port Alexander Seaplane Base (PTD) currently has only 1 runway.
- The furthest airport from Port Alexander Seaplane Base (PTD) is Port Alfred Airport (AFD), which is located 10,640 miles (17,123 kilometers) away in Port Alfred, South Africa.
Facts about Detroit Metropolitan Wayne County Airport (DTW):
- The twelve international gates are capable of dual jet bridge loading and unloading.
- The furthest airport from Detroit Metropolitan Wayne County Airport (DTW) is Margaret River Airport (MGV), which is located 11,285 miles (18,161 kilometers) away in Margaret River, Western Australia, Australia.
- Between 1947 and 1950, county officials expanded the small airport to become Detroit's primary airport.
- The Smith Terminal, named for Detroit-Wayne Major airport visionary Leroy C.
- Because of Detroit Metropolitan Wayne County Airport's relatively low elevation of 645 feet, planes can take off or land at Detroit Metropolitan Wayne County Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- Detroit Metropolitan Wayne County Airport, usually called Detroit Metro Airport, Metro Airport locally, or simply DTW, is a major international airport in the United States covering 7,072-acre in Romulus, Michigan, a suburb of Detroit.
- The closest airport to Detroit Metropolitan Wayne County Airport (DTW) is Willow Run Airport (YIP) (YIP), which is located only 9 miles (15 kilometers) W of DTW.
- The remaining passenger airlines at Willow Run moved to Metro Airport in 1966, and the North Terminal opened that year.
- Detroit Metropolitan Wayne County Airport (DTW) has 6 runways.
- The North Terminal houses two, six-lane security checkpoints.




